Alliance Head Plunger Seal Kit, Black, 2/pk Back Catalog number: CTS-10711 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2569 Seal Extension Tube Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request CTS-21012 Compression Screws & Ferrules, 1/16", SS, 5/pk Price on request